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Did you know?
In 1844, Charles Goodyear obtained the first patent for a rubber condom.
Did you know?
There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
Did you know?
People often find it difficult to accept the idea that bacteria can be beneficial and improve health. Lactic acid bacteria are good, and when eaten, these bacteria improve health and increase longevity. These bacteria included in foods such as yogurt.
Did you know?
Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.
Did you know?
The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.